International Commission on Civil Status

Wikipedia short information

The International Commission on Civil Status, or ICCS, is an intergovernmental organization and the first organization created after World War II in order to work for European integration.
Provisionally established in Amsterdam, Netherlands, on September 29 and 30, 1948, it predates both the Council of Europe (planned since 1946 but officially founded only in 1949) and the European
Union. The organisation is seated in Strasbourg, France and has 9 members and 8 former members. The official language of the Commission is French.